B1.1 describe changes or problems that could result from the loss of living and non-living things that are part of everyday life, while taking different perspectives into consideration

B2.1 demonstrate an understanding of the natural environment as a place where living and non-living things are interconnected

B2.2 identify the basic needs of living things, including the need for air, water, food, heat, shelter, and space

B1.1 examine impacts that animals can have on society and the environment, and describe some ways in which any negative impacts can be minimized

B1.2 assess impacts of various human activities on animals and the places where they live, and describe practices that can minimize negative impacts

B2.3 describe the life cycle of a variety of animals, including insects, amphibians, birds, and mammals